Mobile VoIP service Truphone announced Monday that it has integrated AOL Instant Messenger into its iPhone app. Besides being able to place VoIP calls, users can now log in to AOL and instant message other AIM users through the Truephone app. The software already includes support for Google Talk, Skype, Windows Live Messenger, and Yahoo Messenger.

Netbiscuits, a company that provides a Web software platform for mobile development and advertising, announced Monday that it has partnered with AdMob, the world's largest mobile-advertising service, to provide users with the advertising firm's ad placement tools. According to Netbiscuits, its software will offer users the option to integrate ads in mobile video and other media. The terms of the deal were not disclosed.

Google announced Friday that mobile-phone users are now able to modify Google Spreadsheets. According to the company, users can view, edit, sort, and filter spreadsheets on a variety of mobile devices, including the T-Mobile G1 and iPhone.

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Don Reisinger is a technology columnist who has covered everything from HDTVs to computers to Flowbee Haircut Systems. Besides his work with CNET, Don's work has been featured in a variety of other publications including PC World and a host of Ziff-Davis publications.
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